section where they went wrong happened to be a route the Bian army hadn't fortified. After returning to the correct path, they immediately encountered the Bian army, and it was their cavalry force....In May of 884 AD, on the official road fifty li southwest of Bianzhou (modern-day Kaifeng)ed her intelligence to quell such a great war, allowing countless men to preserve their lives.If saving one life is equal to building a seven-tiered pagoda, then the pagoda built by oneself would have...